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Round|Natural|IGI

1.51ct G I1 Round Natural Diamond

EX • G/I1 • IGI 743558695

Shape and cutting style on the report: Round brilliant

Certificate IGI 743558695

Diamond specifications and retailer prices

From $3,090 AUD
₹206,245 INR
As of October 25, 2026
10 retailers carry this diamond
Most expensive: $8,021 AUD at NZ Jewellers · As of October 23, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 743558695. Listed at 10 retailers as of October 23, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 743558695
Dimensions7.20 × 7.26 × 4.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.20 mm7.26 mm1.51 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 743558695
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: $8,021 AUD|Low: $3,083 AUD|High: $8,620 AUD|Avg: $4,283 AUD|-7.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 26, 2026
Retailer 5$3,090 AUD
Retailer 9$3,375 AUD
Retailer 8$3,486 AUD
Retailer 4$3,534 AUD
Retailer 3$3,542 AUD
Retailer 6$3,837 AUD
Retailer 11$3,837 AUD
Retailer 7$3,984 AUD
Retailer 10$4,428 AUD
Retailer 2$4,770 AUD
NZ Jewellers$8,021 AUD

29 data points across 11 retailers

10 retailers$3,090 AUD to $8,021 AUD

Retailer 1
-
$3,090 AUD
₹206,245 INR
Price last confirmed 8 days ago
Retailer 2
-
$3,375 AUD
$2,365 USD
View
Price last confirmed 12 days ago
Retailer 3
-
$3,486 AUD
$2,443 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$3,534 AUD
$2,477 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$3,837 AUD
$2,689 USD
View
Price last confirmed 9 days ago
Retailer 6
-
$3,837 AUD
$2,689 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$3,984 AUD
$2,792 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$4,428 AUD
$3,103 USD
View
Price last confirmed 10 days ago
Retailer 9
-
$4,770 AUD
€3,184 EUR
View
Price last confirmed 7 days ago
Most Expensive
NZ Jewellers
1d62a128-3d84-4ac9-a2ab-7eb00e0ccb2a · Oct 23
$8,021 AUD
$5,621 USD
View
Price last confirmed 9 days ago
9 more retailers have this diamond

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.51ct Round
$3,090 AUD